Re: [dev] Looking for simple, alpha supporting image format

From: FRIGN <>
Date: Thu, 17 Jul 2014 12:46:53 +0200

On Thu, 17 Jul 2014 12:09:52 +0200 (CEST)
Norman Köhring <> wrote:

> What about Meta-Data? Like with audio files, meta data can be very useful to
> have. I have two proposals for this:
> Hence the image format describes the exact size of image data, the meta data
> could simple be attached. If the format looks like:
> imgFormat[4]Width[8]Height[8]Data[W×H]Metadata
> e.g.:
> imgRGBA 1600 900[…data…]foo:bar;quux:baz;greeting:"hello world";

Too complex and convulted.

> Another way would be to have an additional meta data file. It could be packed in
> a TAR file together with the image data. This leads to a file like
> example.image.tgz

This is closer to the Unix-philosophy, however, as noted before,
bzip2 is way more efficient than gzip.

Generally speaking, I don't like the idea of storing meta-information
in the image itself.



Received on Thu Jul 17 2014 - 12:46:53 CEST

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